Crosswords Puzzle

Horizontal Words

1. A person who pays a tax (8)
3. Speaker for a group (12)
5. Foolish / Lacking a sound basis (10)

Vertical Words

2. A mixture of mostly sand, clay, water, and a thick substance called bitumen (8)
4. A person who decides policy (11)
6. A group of people in pursuit of a common interest (9)